What's upvar?I dunno, what's up with you?
https://github.com/mjauquer/bash-upvars
I think the earliest reference to this solution is here: https://alioth-lists-archive.debian.net/pipermail/bash-completion-devel/2010-May/002743.html, inspired by https://wiki.tcl.tk/1508
wobscale.social - a server for friends of the Wob, affiliated with Wobscale Technologies
I think the earliest reference to this solution is here: https://alioth-lists-archive.debian.net/pipermail/bash-completion-devel/2010-May/002743.html, inspired by https://wiki.tcl.tk/1508